Assignment task:
Lupus erythematosus A 35yr old female with a positive history of systemic presents to the emergency room with complaints of chest pain that worsens with deep breathing or lying down. She reports a 5 day history of low graded fever, listlessness and says she feels like she had the flu. Physical exam reveals tachycardia and pleural friction rub. She was diagnosed with acute pericarditis.
What do you recognize because of the pleural rub?